Home / 57,376.35-85,678.19-46,867.35

Finding the Fourth Proportional to 57,376.35, 85,678.19 and 46,867.35

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Solution

The fourth proportional to 57,376.35, 85,678.19 and 46,867.35 is: 69,985.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,376.35 : 85,678.19 = 46,867.35 : x
  2. Step 2: Convert to fraction form
    57,376.35/85,678.19 = 46,867.35/x
  3. Step 3: Cross multiply
    57,376.35x = 85,678.19 × 46,867.35
  4. Step 4: Simplify right side
    57,376.35x = 4,015,509,483.76
  5. Step 5: Solve for x
    x = 4,015,509,483.76/57,376.35
  6. Step 6: Final answer
    x = 69,985.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.